title: Is quantitative urinalysis more sensitive?
authors.affiliation: Clinical Trials Branch, National Institute on Drug Abuse, NIH, Rockville, MD 20857, USA.
authors.forename: S H
authors.initials: SH
authors.lastname: Li
authors.forename: N
authors.initials: N
authors.lastname: Chiang
authors.forename: B
authors.initials: B
authors.lastname: Tai
authors.forename: C K
authors.initials: CK
authors.lastname: Marschke
authors.forename: R L
authors.initials: RL
authors.lastname: Hawks
mesh_terms: D003042:Cocaine / Q000493:pharmacokinetics / Q000652:urine*; D003198:Computer Simulation; D006801:Humans; D008954:Models, Biological; D009294:Narcotics / Q000493:pharmacokinetics / Q000652:urine*; D015813:Substance Abuse Detection / Q000592:standards*; D019966:Substance-Related Disorders / Q000652:urine; D016482:Urinalysis / Q000592:standards*
chemical_list: D009294:Narcotics; D003042:Cocaine